Home / 352,069.47-485,856.15-190,924.50

Finding the Fourth Proportional to 352,069.47, 485,856.15 and 190,924.50

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Solution

The fourth proportional to 352,069.47, 485,856.15 and 190,924.50 is: 263,475.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,069.47 : 485,856.15 = 190,924.50 : x
  2. Step 2: Convert to fraction form
    352,069.47/485,856.15 = 190,924.50/x
  3. Step 3: Cross multiply
    352,069.47x = 485,856.15 × 190,924.50
  4. Step 4: Simplify right side
    352,069.47x = 92,761,842,510.68
  5. Step 5: Solve for x
    x = 92,761,842,510.68/352,069.47
  6. Step 6: Final answer
    x = 263,475.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.